Schematic Diagram - Gardner Denver L15 Original Operating Manual

5. Design and functioning
5.2 System Schematic
Residual pressure:
22 - 29 PSI
Opening pressure:
14.5 bar
Fig. 3
1 Intake filter
2 Suction regulator
(residual pressure 20 PSI)
2.1 Actuator
2.2 Intake valve
2.3 Check valve
3 Electric motor
4 Compressor block
5 Belt drive
6 Pressure reservoir
7 Fine separator
8 Oil filler cap
9 Oil drain
10 Oil-level indicator
11 Oil filter
Opening temperature: 131 °F
12 Oil cooler
13 Pressure relief valve
14 Minimum pressure and non-return
valve (opening pressure 65 PSI)
15 Air cooler
16 Oil fine separator extractor
17 Oil temperature regulator
(opening temperature 131 °F)
18 Cooling fan
19 Filter mat cooling air inlet
20 Orifice
21 Check valve
22 Frequency converter
(only L15 RS-L22 RS)
R1 Motor temperature
Opening pressure:
2 PSI
R2 Final compression temperature
B1 Network pressure sensor
B2 Final compression pressure
Y1 3/2-way solenoid valve
Opening pressure:
65 PSI
sensor
Compressed air line
Oil line
Control line
19